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mtd: rawnand: Deprecate ->chip_delay

Browse Source 
The wait timeouts and delays are directly extracted from the NAND
timings and ->chip_delay is only used in legacy path, so let's move it
to the nand_legacy struct to make it clear.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Boris Brezillon 2018-09-07 00:38:41 +02:00 committed by Miquel Raynal
parent 4524036793
commit 3cece3abeb
39 changed files with 53 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/driver-api/mtdnand.rst
View File

@ -240,7 +240,7 @@ necessary information about the device.
/* Reference hardware control function */
this->hwcontrol = board_hwcontrol;
/* Set command delay time, see datasheet for correct value */
this->chip_delay = CHIP_DEPENDEND_COMMAND_DELAY;
this->legacy.chip_delay = CHIP_DEPENDEND_COMMAND_DELAY;
/* Assign the device ready function, if available */
this->legacy.dev_ready = board_dev_ready;
this->eccmode = NAND_ECC_SOFT;

2
drivers/mtd/nand/raw/ams-delta.c
View File

@ -221,7 +221,7 @@ static int ams_delta_init(struct platform_device *pdev)
pr_notice("Couldn't request gpio for Delta NAND ready.\n");
}
/* 25 us command delay time */
this->chip_delay = 30;
this->legacy.chip_delay = 30;
this->ecc.mode = NAND_ECC_SOFT;
this->ecc.algo = NAND_ECC_HAMMING;

2
drivers/mtd/nand/raw/atmel/nand-controller.c
View File

@ -1483,7 +1483,7 @@ static void atmel_nand_init(struct atmel_nand_controller *nc,
chip->setup_data_interface = atmel_nand_setup_data_interface;
/* Some NANDs require a longer delay than the default one (20us). */
chip->chip_delay = 40;
chip->legacy.chip_delay = 40;
/*
* Use a bounce buffer when the buffer passed by the MTD user is not

4
drivers/mtd/nand/raw/au1550nd.c
View File

@ -342,7 +342,7 @@ static void au1550_command(struct nand_chip *this, unsigned command,
/* Apply a short delay always to ensure that we do wait tWB. */
ndelay(100);
/* Wait for a chip to become ready... */
for (i = this->chip_delay;
for (i = this->legacy.chip_delay;
!this->legacy.dev_ready(this) && i > 0; --i)
udelay(1);
@ -434,7 +434,7 @@ static int au1550nd_probe(struct platform_device *pdev)
this->legacy.cmdfunc = au1550_command;
/* 30 us command delay time */
this->chip_delay = 30;
this->legacy.chip_delay = 30;
this->ecc.mode = NAND_ECC_SOFT;
this->ecc.algo = NAND_ECC_HAMMING;

2
drivers/mtd/nand/raw/bcm47xxnflash/ops_bcm4706.c
View File

@ -393,7 +393,7 @@ int bcm47xxnflash_ops_bcm4706_init(struct bcm47xxnflash *b47n)
b47n->nand_chip.legacy.set_features = nand_get_set_features_notsupp;
b47n->nand_chip.legacy.get_features = nand_get_set_features_notsupp;
nand_chip->chip_delay = 50;
nand_chip->legacy.chip_delay = 50;
b47n->nand_chip.bbt_options = NAND_BBT_USE_FLASH;
b47n->nand_chip.ecc.mode = NAND_ECC_NONE; /* TODO: implement ECC */

2
drivers/mtd/nand/raw/cafe_nand.c
View File

@ -712,7 +712,7 @@ static int cafe_nand_probe(struct pci_dev *pdev,
cafe->nand.legacy.set_features = nand_get_set_features_notsupp;
cafe->nand.legacy.get_features = nand_get_set_features_notsupp;
cafe->nand.chip_delay = 0;
cafe->nand.legacy.chip_delay = 0;
/* Enable the following for a flash based bad block table */
cafe->nand.bbt_options = NAND_BBT_USE_FLASH;

2
drivers/mtd/nand/raw/cmx270_nand.c
View File

@ -179,7 +179,7 @@ static int __init cmx270_init(void)
this->legacy.dev_ready = cmx270_device_ready;
/* 15 us command delay time */
this->chip_delay = 20;
this->legacy.chip_delay = 20;
this->ecc.mode = NAND_ECC_SOFT;
this->ecc.algo = NAND_ECC_HAMMING;

2
drivers/mtd/nand/raw/cs553x_nand.c
View File

@ -212,7 +212,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
this->legacy.read_buf = cs553x_read_buf;
this->legacy.write_buf = cs553x_write_buf;
this->chip_delay = 0;
this->legacy.chip_delay = 0;
this->ecc.mode = NAND_ECC_HW;
this->ecc.size = 256;

2
drivers/mtd/nand/raw/davinci_nand.c
View File

@ -761,7 +761,7 @@ static int nand_davinci_probe(struct platform_device *pdev)
info->chip.legacy.IO_ADDR_R = vaddr;
info->chip.legacy.IO_ADDR_W = vaddr;
info->chip.chip_delay = 0;
info->chip.legacy.chip_delay = 0;
info->chip.select_chip = nand_davinci_select_chip;
/* options such as NAND_BBT_USE_FLASH */

4
drivers/mtd/nand/raw/diskonchip.c
View File

@ -717,7 +717,7 @@ static void doc2001plus_command(struct nand_chip *this, unsigned command,
case NAND_CMD_RESET:
if (this->legacy.dev_ready)
break;
udelay(this->chip_delay);
udelay(this->legacy.chip_delay);
WriteDOC(NAND_CMD_STATUS, docptr, Mplus_FlashCmd);
WriteDOC(0, docptr, Mplus_WritePipeTerm);
WriteDOC(0, docptr, Mplus_WritePipeTerm);
@ -731,7 +731,7 @@ static void doc2001plus_command(struct nand_chip *this, unsigned command,
* command delay
*/
if (!this->legacy.dev_ready) {
udelay(this->chip_delay);
udelay(this->legacy.chip_delay);
return;
}
}

4
drivers/mtd/nand/raw/fsl_elbc_nand.c
View File

@ -658,8 +658,8 @@ static int fsl_elbc_attach_chip(struct nand_chip *chip)
chip->chipsize);
dev_dbg(priv->dev, "fsl_elbc_init: nand->pagemask = %8x\n",
chip->pagemask);
dev_dbg(priv->dev, "fsl_elbc_init: nand->chip_delay = %d\n",
chip->chip_delay);
dev_dbg(priv->dev, "fsl_elbc_init: nand->legacy.chip_delay = %d\n",
chip->legacy.chip_delay);
dev_dbg(priv->dev, "fsl_elbc_init: nand->badblockpos = %d\n",
chip->badblockpos);
dev_dbg(priv->dev, "fsl_elbc_init: nand->chip_shift = %d\n",

4
drivers/mtd/nand/raw/fsl_ifc_nand.c
View File

@ -727,8 +727,8 @@ static int fsl_ifc_attach_chip(struct nand_chip *chip)
chip->chipsize);
dev_dbg(priv->dev, "%s: nand->pagemask = %8x\n", __func__,
chip->pagemask);
dev_dbg(priv->dev, "%s: nand->chip_delay = %d\n", __func__,
chip->chip_delay);
dev_dbg(priv->dev, "%s: nand->legacy.chip_delay = %d\n", __func__,
chip->legacy.chip_delay);
dev_dbg(priv->dev, "%s: nand->badblockpos = %d\n", __func__,
chip->badblockpos);
dev_dbg(priv->dev, "%s: nand->chip_shift = %d\n", __func__,

2
drivers/mtd/nand/raw/fsl_upm.c
View File

@ -163,7 +163,7 @@ static int fun_chip_init(struct fsl_upm_nand *fun,
fun->chip.legacy.IO_ADDR_R = fun->io_base;
fun->chip.legacy.IO_ADDR_W = fun->io_base;
fun->chip.legacy.cmd_ctrl = fun_cmd_ctrl;
fun->chip.chip_delay = fun->chip_delay;
fun->chip.legacy.chip_delay = fun->chip_delay;
fun->chip.legacy.read_byte = fun_read_byte;
fun->chip.legacy.read_buf = fun_read_buf;
fun->chip.legacy.write_buf = fun_write_buf;

1
drivers/mtd/nand/raw/fsmc_nand.c
View File

@ -1080,7 +1080,6 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
mtd->dev.parent = &pdev->dev;
nand->exec_op = fsmc_exec_op;
nand->select_chip = fsmc_select_chip;
nand->chip_delay = 30;
/*
* Setup default ECC mode. nand_dt_init() called from nand_scan_ident()

2
drivers/mtd/nand/raw/gpio.c
View File

@ -278,7 +278,7 @@ static int gpio_nand_probe(struct platform_device *pdev)
chip->ecc.mode = NAND_ECC_SOFT;
chip->ecc.algo = NAND_ECC_HAMMING;
chip->options = gpiomtd->plat.options;
chip->chip_delay = gpiomtd->plat.chip_delay;
chip->legacy.chip_delay = gpiomtd->plat.chip_delay;
chip->legacy.cmd_ctrl = gpio_nand_cmd_ctrl;
mtd = nand_to_mtd(chip);

2
drivers/mtd/nand/raw/hisi504_nand.c
View File

@ -787,7 +787,7 @@ static int hisi_nfc_probe(struct platform_device *pdev)
chip->legacy.read_byte = hisi_nfc_read_byte;
chip->legacy.write_buf = hisi_nfc_write_buf;
chip->legacy.read_buf = hisi_nfc_read_buf;
chip->chip_delay = HINFC504_CHIP_DELAY;
chip->legacy.chip_delay = HINFC504_CHIP_DELAY;
chip->legacy.set_features = nand_get_set_features_notsupp;
chip->legacy.get_features = nand_get_set_features_notsupp;

2
drivers/mtd/nand/raw/jz4740_nand.c
View File

@ -425,7 +425,7 @@ static int jz_nand_probe(struct platform_device *pdev)
chip->ecc.strength = 4;
chip->ecc.options = NAND_ECC_GENERIC_ERASED_CHECK;
chip->chip_delay = 50;
chip->legacy.chip_delay = 50;
chip->legacy.cmd_ctrl = jz_nand_cmd_ctrl;
chip->select_chip = jz_nand_select_chip;
chip->dummy_controller.ops = &jz_nand_controller_ops;

2
drivers/mtd/nand/raw/jz4780_nand.c
View File

@ -277,7 +277,7 @@ static int jz4780_nand_init_chip(struct platform_device *pdev,
chip->legacy.IO_ADDR_R = cs->base + OFFSET_DATA;
chip->legacy.IO_ADDR_W = cs->base + OFFSET_DATA;
chip->chip_delay = RB_DELAY_US;
chip->legacy.chip_delay = RB_DELAY_US;
chip->options = NAND_NO_SUBPAGE_WRITE;
chip->select_chip = jz4780_nand_select_chip;
chip->legacy.cmd_ctrl = jz4780_nand_cmd_ctrl;

2
drivers/mtd/nand/raw/lpc32xx_mlc.c
View File

@ -741,7 +741,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
nand_chip->legacy.cmd_ctrl = lpc32xx_nand_cmd_ctrl;
nand_chip->legacy.dev_ready = lpc32xx_nand_device_ready;
nand_chip->chip_delay = 25; /* us */
nand_chip->legacy.chip_delay = 25; /* us */
nand_chip->legacy.IO_ADDR_R = MLC_DATA(host->io_base);
nand_chip->legacy.IO_ADDR_W = MLC_DATA(host->io_base);

2
drivers/mtd/nand/raw/lpc32xx_slc.c
View File

@ -882,7 +882,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
chip->legacy.IO_ADDR_W = SLC_DATA(host->io_base);
chip->legacy.cmd_ctrl = lpc32xx_nand_cmd_ctrl;
chip->legacy.dev_ready = lpc32xx_nand_device_ready;
chip->chip_delay = 20; /* 20us command delay time */
chip->legacy.chip_delay = 20; /* 20us command delay time */
/* Init NAND controller */
lpc32xx_nand_setup(host);

2
drivers/mtd/nand/raw/mxc_nand.c
View File

@ -1769,7 +1769,7 @@ static int mxcnd_probe(struct platform_device *pdev)
mtd->name = DRIVER_NAME;
/* 50 us command delay time */
this->chip_delay = 5;
this->legacy.chip_delay = 5;
nand_set_controller_data(this, host);
nand_set_flash_node(this, pdev->dev.of_node),

14
drivers/mtd/nand/raw/nand_base.c
View File

@ -827,7 +827,7 @@ static void nand_command(struct nand_chip *chip, unsigned int command,
case NAND_CMD_RESET:
if (chip->legacy.dev_ready)
break;
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
chip->legacy.cmd_ctrl(chip, NAND_CMD_STATUS,
NAND_CTRL_CLE | NAND_CTRL_CHANGE);
chip->legacy.cmd_ctrl(chip, NAND_CMD_NONE,
@ -853,7 +853,7 @@ static void nand_command(struct nand_chip *chip, unsigned int command,
* command delay
*/
if (!chip->legacy.dev_ready) {
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
return;
}
}
@ -964,7 +964,7 @@ static void nand_command_lp(struct nand_chip *chip, unsigned int command,
case NAND_CMD_RESET:
if (chip->legacy.dev_ready)
break;
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
chip->legacy.cmd_ctrl(chip, NAND_CMD_STATUS,
NAND_NCE | NAND_CLE | NAND_CTRL_CHANGE);
chip->legacy.cmd_ctrl(chip, NAND_CMD_NONE,
@ -1005,7 +1005,7 @@ static void nand_command_lp(struct nand_chip *chip, unsigned int command,
* command delay.
*/
if (!chip->legacy.dev_ready) {
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
return;
}
}
@ -2206,7 +2206,7 @@ static int nand_wait_rdy_op(struct nand_chip *chip, unsigned int timeout_ms,
/* Apply delay or wait for ready/busy pin */
if (!chip->legacy.dev_ready)
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
else
nand_wait_ready(chip);
@ -4926,8 +4926,8 @@ static void nand_set_defaults(struct nand_chip *chip)
unsigned int busw = chip->options & NAND_BUSWIDTH_16;
/* check for proper chip_delay setup, set 20us if not */
if (!chip->chip_delay)
chip->chip_delay = 20;
if (!chip->legacy.chip_delay)
chip->legacy.chip_delay = 20;
/* check, if a user supplied command function given */
if (!chip->legacy.cmdfunc && !chip->exec_op)

2
drivers/mtd/nand/raw/nandsim.c
View File

@ -656,7 +656,7 @@ static int __init init_nandsim(struct mtd_info *mtd)
}
/* Force mtd to not do delays */
chip->chip_delay = 0;
chip->legacy.chip_delay = 0;
/* Initialize the NAND flash parameters */
ns->busw = chip->options & NAND_BUSWIDTH_16 ? 16 : 8;

2
drivers/mtd/nand/raw/ndfc.c
View File

@ -147,7 +147,7 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc,
chip->legacy.cmd_ctrl = ndfc_hwcontrol;
chip->legacy.dev_ready = ndfc_ready;
chip->select_chip = ndfc_select_chip;
chip->chip_delay = 50;
chip->legacy.chip_delay = 50;
chip->controller = &ndfc->ndfc_control;
chip->legacy.read_buf = ndfc_read_buf;
chip->legacy.write_buf = ndfc_write_buf;

6
drivers/mtd/nand/raw/nuc900_nand.c
View File

@ -177,7 +177,7 @@ static void nuc900_nand_command_lp(struct nand_chip *chip,
case NAND_CMD_RESET:
if (chip->legacy.dev_ready)
break;
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
write_cmd_reg(nand, NAND_CMD_STATUS);
write_cmd_reg(nand, command);
@ -197,7 +197,7 @@ static void nuc900_nand_command_lp(struct nand_chip *chip,
default:
if (!chip->legacy.dev_ready) {
udelay(chip->chip_delay);
udelay(chip->legacy.chip_delay);
return;
}
}
@ -259,7 +259,7 @@ static int nuc900_nand_probe(struct platform_device *pdev)
chip->legacy.read_byte = nuc900_nand_read_byte;
chip->legacy.write_buf = nuc900_nand_write_buf;
chip->legacy.read_buf = nuc900_nand_read_buf;
chip->chip_delay = 50;
chip->legacy.chip_delay = 50;
chip->options = 0;
chip->ecc.mode = NAND_ECC_SOFT;
chip->ecc.algo = NAND_ECC_HAMMING;

4
drivers/mtd/nand/raw/omap2.c
View File

@ -2248,10 +2248,10 @@ static int omap_nand_probe(struct platform_device *pdev)
*/
if (info->ready_gpiod) {
nand_chip->legacy.dev_ready = omap_dev_ready;
nand_chip->chip_delay = 0;
nand_chip->legacy.chip_delay = 0;
} else {
nand_chip->legacy.waitfunc = omap_wait;
nand_chip->chip_delay = 50;
nand_chip->legacy.chip_delay = 50;
}
if (info->flash_bbt)

2
drivers/mtd/nand/raw/orion_nand.c
View File

@ -143,7 +143,7 @@ static int __init orion_nand_probe(struct platform_device *pdev)
nc->ecc.algo = NAND_ECC_HAMMING;
if (board->chip_delay)
nc->chip_delay = board->chip_delay;
nc->legacy.chip_delay = board->chip_delay;
WARN(board->width > 16,
"%d bit bus width out of range",

2
drivers/mtd/nand/raw/oxnas_nand.c
View File

@ -136,7 +136,7 @@ static int oxnas_nand_probe(struct platform_device *pdev)
chip->legacy.read_buf = oxnas_nand_read_buf;
chip->legacy.read_byte = oxnas_nand_read_byte;
chip->legacy.write_buf = oxnas_nand_write_buf;
chip->chip_delay = 30;
chip->legacy.chip_delay = 30;
/* Scan to find existence of the device */
err = nand_scan(chip, 1);

2
drivers/mtd/nand/raw/pasemi_nand.c
View File

@ -143,7 +143,7 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
chip->legacy.dev_ready = pasemi_device_ready;
chip->legacy.read_buf = pasemi_read_buf;
chip->legacy.write_buf = pasemi_write_buf;
chip->chip_delay = 0;
chip->legacy.chip_delay = 0;
chip->ecc.mode = NAND_ECC_SOFT;
chip->ecc.algo = NAND_ECC_HAMMING;

2
drivers/mtd/nand/raw/plat_nand.c
View File

@ -67,7 +67,7 @@ static int plat_nand_probe(struct platform_device *pdev)
data->chip.select_chip = pdata->ctrl.select_chip;
data->chip.legacy.write_buf = pdata->ctrl.write_buf;
data->chip.legacy.read_buf = pdata->ctrl.read_buf;
data->chip.chip_delay = pdata->chip.chip_delay;
data->chip.legacy.chip_delay = pdata->chip.chip_delay;
data->chip.options |= pdata->chip.options;
data->chip.bbt_options |= pdata->chip.bbt_options;

2
drivers/mtd/nand/raw/s3c2410.c
View File

@ -867,7 +867,7 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info *info,
chip->legacy.write_buf = s3c2410_nand_write_buf;
chip->legacy.read_buf = s3c2410_nand_read_buf;
chip->select_chip = s3c2410_nand_select_chip;
chip->chip_delay = 50;
chip->legacy.chip_delay = 50;
nand_set_controller_data(chip, nmtd);
chip->options = set->options;
chip->controller = &info->controller;

2
drivers/mtd/nand/raw/sh_flctl.c
View File

@ -1178,7 +1178,7 @@ static int flctl_probe(struct platform_device *pdev)
/* Set address of hardware control function */
/* 20 us command delay time */
nand->chip_delay = 20;
nand->legacy.chip_delay = 20;
nand->legacy.read_byte = flctl_read_byte;
nand->legacy.write_buf = flctl_write_buf;

2
drivers/mtd/nand/raw/sharpsl.c
View File

@ -159,7 +159,7 @@ static int sharpsl_nand_probe(struct platform_device *pdev)
this->legacy.cmd_ctrl = sharpsl_nand_hwcontrol;
this->legacy.dev_ready = sharpsl_nand_dev_ready;
/* 15 us command delay time */
this->chip_delay = 15;
this->legacy.chip_delay = 15;
/* set eccmode using hardware ECC */
this->ecc.mode = NAND_ECC_HW;
this->ecc.size = 256;

2
drivers/mtd/nand/raw/socrates_nand.c
View File

@ -162,7 +162,7 @@ static int socrates_nand_probe(struct platform_device *ofdev)
nand_chip->ecc.algo = NAND_ECC_HAMMING;
/* TODO: I have no idea what real delay is. */
nand_chip->chip_delay = 20; /* 20us command delay time */
nand_chip->legacy.chip_delay = 20; /* 20us command delay time */
dev_set_drvdata(&ofdev->dev, host);

2
drivers/mtd/nand/raw/sunxi_nand.c
View File

@ -1912,7 +1912,7 @@ static int sunxi_nand_chip_init(struct device *dev, struct sunxi_nfc *nfc,
nand = &chip->nand;
/* Default tR value specified in the ONFI spec (chapter 4.15.1) */
nand->chip_delay = 200;
nand->legacy.chip_delay = 200;
nand->controller = &nfc->controller;
nand->controller->ops = &sunxi_nand_controller_ops;

2
drivers/mtd/nand/raw/tmio_nand.c
View File

@ -422,7 +422,7 @@ static int tmio_probe(struct platform_device *dev)
nand_chip->badblock_pattern = data->badblock_pattern;
/* 15 us command delay time */
nand_chip->chip_delay = 15;
nand_chip->legacy.chip_delay = 15;
retval = devm_request_irq(&dev->dev, irq, &tmio_irq, 0,
dev_name(&dev->dev), tmio);

2
drivers/mtd/nand/raw/txx9ndfmc.c
View File

@ -334,7 +334,7 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
chip->ecc.hwctl = txx9ndfmc_enable_hwecc;
chip->ecc.mode = NAND_ECC_HW;
chip->ecc.strength = 1;
chip->chip_delay = 100;
chip->legacy.chip_delay = 100;
chip->controller = &drvdata->controller;
nand_set_controller_data(chip, txx9_priv);

2
drivers/mtd/nand/raw/xway_nand.c
View File

@ -180,7 +180,7 @@ static int xway_nand_probe(struct platform_device *pdev)
data->chip.legacy.write_buf = xway_write_buf;
data->chip.legacy.read_buf = xway_read_buf;
data->chip.legacy.read_byte = xway_read_byte;
data->chip.chip_delay = 30;
data->chip.legacy.chip_delay = 30;
data->chip.ecc.mode = NAND_ECC_SOFT;
data->chip.ecc.algo = NAND_ECC_HAMMING;

6
include/linux/mtd/rawnand.h
View File

@ -1192,6 +1192,8 @@ int nand_op_parser_exec_op(struct nand_chip *chip,
* @erase: erase function
* @set_features: set the NAND chip features
* @get_features: get the NAND chip features
* @chip_delay: chip dependent delay for transferring data from array to read
* regs (tR).
*
* If you look at this structure you're already wrong. These fields/hooks are
* all deprecated.
@ -1215,6 +1217,7 @@ struct nand_legacy {
u8 *subfeature_para);
int (*get_features)(struct nand_chip *chip, int feature_addr,
u8 *subfeature_para);
int chip_delay;
};
/**
@ -1236,8 +1239,6 @@ struct nand_legacy {
* @buf_align: minimum buffer alignment required by a platform
* @dummy_controller: dummy controller implementation for drivers that can
* only control a single chip
* @chip_delay: [BOARDSPECIFIC] chip dependent delay for transferring
* data from array to read regs (tR).
* @state: [INTERN] the current state of the NAND device
* @oob_poi: "poison value buffer," used for laying out OOB data
* before writing
@ -1317,7 +1318,6 @@ struct nand_chip {
int (*setup_data_interface)(struct nand_chip *chip, int chipnr,
const struct nand_data_interface *conf);
int chip_delay;
unsigned int options;
unsigned int bbt_options;